Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to BE699232DpriorityCriticalpatent/BE699232A/xx
Priority to FR108730Aprioritypatent/FR1532597A/fr
Application filedfiledCritical
Priority to NL6707957Aprioritypatent/NL6707957A/xx
Priority to DE19671524949prioritypatent/DE1524949A1/de
Publication of NL6707957ApublicationCriticalpatent/NL6707957A/xx
G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
G06F3/0232—Manual direct entries, e.g. key to main memory